navy released a time line of alexis' past run ins with the law. take a look at this time line. officials say before he enlisted, the only run inwas in 2004 when he shot out the tires of a vehicle in seattle. no charges were filed. the neaf was aware, but the official report on his record, just says he deflated the tires of the car. no mention of a gun being used. 2008, alexis was issued a secret level security clearance good for ten years. from 08 to 09. 2010, arrested in ft. worth for shooting a gun in his apartment. after that incident, the navy began the process of discharging him. but, stopped because no charges were filed. four months later, 2011, alexis was granted an honorable discharge. we are starting to see that he had several run ins, but nusing that raised a big enough flag to warrant more severe punishments. from the live desk, wendy rieger, back to you. >>> the number of people sneaking across the u.s. border appears to be on the increase. according to a new study, 11.7 million undocumented immigrants are living in the u.s. that's up from 11.3 million in 2009. >>>